Which function is a polynomial with roots x = 3, x = – 4, x = 1 ? A f(x) = (x + 3)(x +4)(x+ 1) f(x) = (x – 3)(x + 4)(x – 1) f(x) = (x +3)(x – 4)(x + 1) D f(x) = (x – 3)(x +4)(x + 1) B

2. Which polynomial equation has 1, -2, and 3 as roots? A. P(x) = (x + 1) (x – 2) (x + 3) B. P(x) = (x – 1) (x + 2) (x – 3) C. 2 (x + 1) (x + 2) (x + 3) D. 2 (x - 1) (x - 2) (x - 3)

In which interval does the polynomial function f ( x ) = x 3 − x 2 − 31 have a zero?

Identify the following for the polynomial function: i) ii) iii) iv) g(x)=x (3x+4) (-2x+1)(x-5) the degree the value of the leading coefficient a zero which is negative the end behaviour